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Family Practice

Charlie J. Matteson, MD

Works at hospitals in Sioux Falls, SD · South Dakota

Summary

Dr. Charlie J. Matteson, MD is a family doctor at 4405 E 26th St, Sioux Falls, SD 57103. Phone: (605) 328-5800. Accepts Medicare assignment. In 2024, Charlie J. Matteson had 192 Original Medicare patients and 467 services. NPI 1326198300. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 4405 E 26th St, Sioux Falls, SD 57103 · Directions (1 more location)
  • Phone: (605) 328‑5800
  • Medicare: Accepts Medicare assignment
  • Hospital: Sanford Usd Medical Center
  • Group practice: Sanford Medical Center
  • Medical school: University Of Kansas School Of Med (kc/wich/sal) · graduated 2003 (23 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Charlie J. Matteson, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Charlie J. Matteson accept Medicare assignment?
Yes. Medicare's clinician data says Charlie J. Matteson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Charlie J. Matteson see?
In 2024, CMS data shows 192 Original Medicare patients and 467 services for Charlie J. Matteson. This counts Original Medicare only and measures volume, not quality.
What is Charlie J. Matteson's NPI number?
1326198300. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Charlie J. Matteson, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients192
Services billed to Medicare467
Different services or procedures24
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)258 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)81 services
  3. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)53 services
  4. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)28 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol64%
  • High blood pressure60%
  • Arthritis38%
  • Ischemic heart disease27%
  • Diabetes22%
  • Anxiety22%

Hospitals where Charlie J. Matteson works

Medicare's Facility Affiliation Data lists Charlie J. Matteson at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Charlie J. Matteson is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Charlie J. Matteson as a member of this group (CMS data updated October 2, 2026).

  • Sanford Medical Center857 clinicians in the group

Specialties

Find other Family Practice doctors in South Dakota →

Other family doctors in Sioux Falls

Clinicians with the same Medicare primary specialty in Sioux Falls, SD — not a recommendation.

All family doctors in Sioux Falls →

Other clinicians in Sanford Medical Center

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of Kansas School Of Med (kc/wich/sal)
Graduation year2003 (23 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1326198300
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians